Home / 7,716.71-11,566.73-3,759.24

Finding the Fourth Proportional to 7,716.71, 11,566.73 and 3,759.24

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Solution

The fourth proportional to 7,716.71, 11,566.73 and 3,759.24 is: 5,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.71 : 11,566.73 = 3,759.24 : x
  2. Step 2: Convert to fraction form
    7,716.71/11,566.73 = 3,759.24/x
  3. Step 3: Cross multiply
    7,716.71x = 11,566.73 × 3,759.24
  4. Step 4: Simplify right side
    7,716.71x = 43,482,069.26
  5. Step 5: Solve for x
    x = 43,482,069.26/7,716.71
  6. Step 6: Final answer
    x = 5,634.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.